package sdfi.lee.Servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import sdfi.lee.DAO.UserDAO;

/**
 * Servlet implementation class UsernameJustment
 */
public class UsernameJustment extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public UsernameJustment() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		boolean isTrue=new UserDAO().isUserUsed(java.net.URLDecoder.decode(request.getParameter("username"), "utf-8"));
		response.getWriter().append("{\"istrue\":\""+isTrue+"\"}");
		response.getWriter().flush();
		response.getWriter().close();
		
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		this.doGet(request, response);
	}
	
}
